Home / 541,810,927.20-812,716,390.80-132,867,077.70

Finding the Fourth Proportional to 541,810,927.20, 812,716,390.80 and 132,867,077.70

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Solution

The fourth proportional to 541,810,927.20, 812,716,390.80 and 132,867,077.70 is: 199,300,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,810,927.20 : 812,716,390.80 = 132,867,077.70 : x
  2. Step 2: Convert to fraction form
    541,810,927.20/812,716,390.80 = 132,867,077.70/x
  3. Step 3: Cross multiply
    541,810,927.20x = 812,716,390.80 × 132,867,077.70
  4. Step 4: Simplify right side
    541,810,927.20x = 107,983,251,844,487,168
  5. Step 5: Solve for x
    x = 107,983,251,844,487,168/541,810,927.20
  6. Step 6: Final answer
    x = 199,300,616.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.